Demographics help explain the latest kowtowing to teen tastes -- the teen population has grown twice as fast the overall population in the last decade. They're also easier to reach than ever via the Internet, the biggest marketing boon since the bulk-mail rate.

Which words help you understand the meaning of the word in bold?


A. the teen population has grown twice as fast

B. the biggest marketing boon since the bulk-mail rate

C. explain the latest kowtowing to teen tastes

D. easier to reach than ever via the Internet